This original castle in Kendal is 1,000 years old.

One of the oldest and certainly best preserved Cistercian abbeys still in existence.

This temple was constructed entirely by Roman soldiers.

What was once England's second-richest abbey is now a haunting ruin.

One of the best-preserved, yet least visited stone circle sites in Cumbria.

Stonehenge has nothing on Castlerigg’s views.

This Sheffield sculpture composed of 17,000 Allen keys honors both urban falcons and a furniture icon.

The second largest roadrunner in the world stands 11 feet tall in his West Texas town.

This simple frog painting created by musician Daniel Johnston embodies the spirit of Austin.

Three hundred years of preserved Spanish colonial history in San Antonio.

Ruins of a once-opulent grand Victorian resort.

A mysterious, abandoned Chinese building in Mexico pays homage to the area's East Asian immigrants.

A cenote sitting in the middle of a parking lot shows the Yucatán Peninsula at its most urbanized.

No telescopes, no power, no gift shop: The Observatory of Chichen Itza, one of the world's oldest observatories, takes astronomy back to basics.

Clap your hands at the base of the pyramid, and the song of a sacred Mayan bird will echo through the air.

It would take you approximately an hour and a half to walk to the end of Mexico's largest pier.

The meteor that sealed the fate of the dinosaurs landed at this site, one of the largest impact craters in the world.

This one-of-a-kind convent boasts a kaleidoscopic exterior of stars and double-headed eagles.

A magical sinkhole on the Yucatán Peninsula is adorned with mini waterfalls and hanging vines.

More than 21,000 images fill this overlooked gem of a prehistoric site.

This fast-food outlet is the only space and UFO-themed McDonalds in the world.

Inside this small museum resides a strange mix of miniature collections passed down over time.

A blacklight journey through a celestial art exhibit.

A museum dedicated to the alleged Roswell Incident.